package com.delivery.service.impl;

import com.delivery.constant.StatusConstant;
import com.delivery.dto.CategoryDTO;
import com.delivery.dto.CategoryPageQueryDTO;
import com.delivery.entity.Category;
import com.delivery.mapper.CategoryMapper;
import com.delivery.result.PageResult;
import com.delivery.service.CategoryService;
import com.github.pagehelper.Page;
import com.github.pagehelper.PageHelper;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.time.LocalDateTime;
import java.util.List;

@Service
public class CategoryServiceImpl implements CategoryService {

    @Autowired
    private CategoryMapper categoryMapper;


    @Override
    public void save(CategoryDTO categoryDTO) {
        Category category = new Category();
        BeanUtils.copyProperties(categoryDTO,category);
        category.setStatus(StatusConstant.ENABLE);
        // TODO 这里需要上传图片到阿里云OSS 开始


        categoryMapper.insert(category);
    }


    @Override
    public PageResult pageQuery(CategoryPageQueryDTO categoryPageQueryDTO) {

        //开始分页查询
        PageHelper.startPage(categoryPageQueryDTO.getPage(),categoryPageQueryDTO.getPageSize());

        //为什么这里不适用vo进行接收
        Page<Category> page = categoryMapper.pageQuery(categoryPageQueryDTO);

        long total = page.getTotal();
        List<Category>  records = page.getResult();
        return new PageResult(total,records);
    }

    @Override
    public void deleteById(Long id) {
        categoryMapper.deleteById(id);
    }

    @Override
    public void update(CategoryDTO categoryDTO) {
        Category category = new Category();
        BeanUtils.copyProperties(categoryDTO,category);


        categoryMapper.update(category);
    }

    @Override
    public void startOrStop(Integer status, Long id) {
        Category category = Category.builder()
                .status(status)
                .id(id)
                .build();
        categoryMapper.update(category);
    }

    @Override
    public List<Category> list(Integer type) {

        List<Category> list = categoryMapper.list(type);
        return list;
    }
}
